Samsung MXD-K100XN, Installation Manual

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16 English
Installation
Installation
Connecting the Power Terminal
Connecting Power/Communication cable
• Turn off the power before connecting the power terminal.
• Maximum cable length and the amount of voltage drop for AHU power/communication cables should be under
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• Consider power usage of the AHU when installing the ELB.
• Connect F3, F4 on AHU-KIT to the communication line (F3, F4) on wired remote controller. (Refer to page 17)
• Use the appropriate tools for wiring and make sure to connect them tightly within the tightening torque to
withstand the external pressure. Arrange the wires so that cover
or other parts does not get loose. They may cause overheating, electric shock or fire.
• Connect the power cable to the ELB.
Description Type of cable Maximum length(m) Specifications
Vd / Vd DEFROST Signal 2 x 1.5 mm2 -
1 phase 220 - 240 V, 50 / 60 Hz
(208 - 230V, 60 Hz for US)
TR/TR Thermistor Room 2 x 0.75 mm2 accessory, 10 m -
TEI/TEI
Thermistor EVA IN
(Liquid pipe)
2 x 0.75 mm2 accessory, 10 m -
TEO/TEO
Thermistor EVA OUT
(Gas pipe)
2 x 0.75 mm2 accessory, 10 m -
F3/F4
Communication to Remote
Controller
2 x 0.75 mm2 - -
COM/HP/CO Simple BMS - - -
AV/OV
Simple BMS
(Setting Temperature)
2 x 0.75 mm2 - Simple BMS Power
F1/F2
Communication to
Outdoor unit
2 x 0.75 mm2 - -
L/N Power supply 3 x over 1.5 mm2 -
1 phase 220 - 240 V, 50 / 60 Hz
(208 - 230V, 60 Hz for US)
1/2 Fan on 2 x 0.75 mm2 -
1 phase 220 - 240 V, 50 / 60 Hz
(208 - 230V, 60 Hz for US)
3/4 Fan check 2 x 0.75 mm2 - Non-voltage contact signal
• Power supply for AHU-KIT should be separate from outdoor unit.
• Do not connect the terminal block power line from one indoor unit to more than one AHU-KIT.
• When peeling the power cable, use the appropriate tools to prevent damaging the wire.
• Communication cable should be installed separately from power cable or other cables.
Tightening torque (kgf·cm)
M4 12.0 ~ 18.0
CAUTION